Sanitary napkin



FIG. 1 is a top plan view of a sanitary napkin according to a first embodiment of the present invention showing the top surface thereof, portions of the drawing being enlarged to reveal the surface features of the napkin and to indicate that the surface features extend across the entire top surface of the napkin;

FIG. 2 is a bottom plan view thereof; and,

FIG. 3 is an enlarged plan view of the surface of the sanitary napkin as shown in FIG. 1 showing the surface features thereof. 

The ornamental design for a sanitary napkin, as shown and described. 